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Another hot week...
https://agcrops.osu.edu/newsletter/corn-newsletter/2019-22/another-hot-week
Index values during the upcoming heatwave will top 100 degrees. You can monitor all NOAA/NWS watches, ... above) Rainfall = 0.5-1.0 on average (near normal) Heat Index ... = 0.25-0.75 on average (below) Heat Index = (normal to below normal) Week 3-4- (First Half ...
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Lake Erie Cyanobacteria Bloom- A Summary of the 2016 Season
blooms. Figure 1. Bloom severity index for 2002-2016 (green bar) plus the forecast for 2016 released in ... in Figure 1 (Stumpf, 2016). The index is based on the amount of biomass over the peak 30-days. The ... 2016 with close to 200 metric tons had a severity index around 3.0. Figure 2. Total bioavailable ...
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Lake Erie HAB Forecast
https://agcrops.osu.edu/newsletter/corn-newsletter/2015-21/lake-erie-hab-forecast
Cyanobacterial Index from NASA’s MODIS-Aqua data (Bottom) for 2011 and 2013 at peak bloom for each year. The ... MODIS-Aqua data gives a concentration index with the red color indicated a higher concentration and the blue ...
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Agronomy Update
https://agcrops.osu.edu/events/agronomy-update
University Research Scientist, will discuss the Ohio Phosphorus Index Tool and water quality. ...
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Managing Phosphorus for Yield and Reduced Edge of Field Losses
chance of more than 0.5 inches of rainfall. Use the Ohio P risk index, field scale hydrology/water ... 8. 8. BMPs for high risk P loss sites: Monitor fields for P loss using the Ohio P risk index and ...
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Soil Test P value greater than 120 PPM (or P Risk Assessment of "High" to "Very High")
Soil test phosphorus (STP) is a good indicator for the potential risk of phosphorus movement at the edge-of-field into downstream waters. STP is a quick and widely available measure that can be used to identify field level P loss risk potential. Actual me ...
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Soil Test P value between 50 PPM and 120 PPM (or "Moderate" P Loss Risk Assessment)
Soil test phosphorus (STP) is a good indicator for the potential risk of phosphorus movement at the edge-of-field into downstream waters. STP is a quick and widely available measure that can be used to identify field level P loss risk potential. Actual me ...
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Soil Test P value less than 50 PPM (or "Lower" P Risk Assessment)
https://agbmps.osu.edu/scenario/soil-test-p-value-less-50-ppm-or-lower-p-risk-assessment
A soil test that includes a value for Soil Test Phosphorus (STP) is useful to discuss both the risk of yield loss in crop management and as an indicator for risk of environmental loss of P. In crop management, fields with an STP level of less than 20 PPM ...
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Soil Sampling, Handling, and Testing
https://agcrops.osu.edu/node/3484
to ppm since it represents what is actually measured in the laboratory. Soil test values are an index ...
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Use the Field Guide to find answers for your crop problems
Management, which includes updated sampling information. The index at the back of the book can be used to ...